// 设置常见的屏幕尺寸
@fen: 15;
//320
@media screen and (min-width: 320px) {
  html {
    font-size: (320px / @fen);
  }
}
@media screen and (min-width: 360px) {
  html {
    font-size: (360px / @fen);
  }
}
@media screen and (min-width: 375px) {
  html {
    font-size: (375px / @fen);
  }
}
@media screen and (min-width: 384px) {
  html {
    font-size: (384px / @fen);
  }
}
@media screen and (min-width: 400px) {
  html {
    font-size: (400px / @fen);
  }
}
@media screen and (min-width: 414px) {
  html {
    font-size: (414px / @fen);
  }
}
@media screen and (min-width: 424px) {
  html {
    font-size: (424px / @fen);
  }
}
@media screen and (min-width: 480px) {
  html {
    font-size: (480px / @fen);
  }
}
@media screen and (min-width: 540px) {
  html {
    font-size: (540px / @fen);
  }
}
@media screen and (min-width: 720px) {
  html {
    font-size: (720px / @fen);
  }
}
@media screen and (min-width: 750px) {
  html {
    font-size: (750px / @fen);
  }
}
